When bearing some problems, will not be able to use. If the bearing surface hot sometimes produce discoloration phenomenon, when the bearing can not be used; rolled surface or rolling element bearings or when it is not obvious dents and cracked traces be able to use.
The rolling bodies have rust nor can be used. Addition on top of some phenomenon is not able to use the bearing, there are some cases are not able to use the bearings. For example, the bearing rings, flanges, or the surface of the holder and the inner and outer ring obvious cracks if not may be used, while when not able to use when there are impurities in the raceway surface and the surface of the rotor.


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